Vehicle and method for displaying distance to empty
The present disclosure provides a vehicle and method for controlling the same, by which a driving condition of the vehicle is determined and the distance to empty (DTE) of the vehicle is estimated based on the driving condition, thereby providing the driver with more accurate and practical DTE. The vehicle includes a power source that supplies power to a vehicle and a sensor that detects a driving condition of the vehicle. A controller estimates the DTE of the vehicle based on the detected driving condition and the power, and outputs the DTE of the vehicle through an output unit.
1. A vehicle, comprising:
a power source configured to supply power to a vehicle;
a sensor configured to detect a driving condition of the vehicle;
a display configured to output a distance to empty (DTE) of the vehicle;
a memory configured to store cumulative information regarding a cumulative distance traveled by the vehicle corresponding to each of past driving conditions of the vehicle; and
a controller configured to derive cumulative weights of the cumulative information based on respective frequencies of the past driving conditions of the vehicle, to estimate the DTE of the vehicle based on the cumulative information, the cumulative weight, the driving condition of the vehicle detected by the sensor and the power, and output the DTE of the vehicle through the display,
wherein the driving condition of the vehicle includes a magnitude of an electrical load generated while the vehicle is traveling, and the electrical load excludes an electrical load for driving wheels of the vehicle.
2. The vehicle of claim 1 , wherein the memory is configured to store a reference value of the DTE of the vehicle that corresponds to a predetermined driving condition of the vehicle, and wherein the controller is configured to estimate the DTE of the vehicle based on the reference value, the cumulative information, the driving condition of the vehicle, and the power, and output the DTE of the vehicle through the display.
3. The vehicle of claim 1 , wherein the driving condition of the vehicle includes driving locations of the vehicle, and wherein the controller is configured to:
determine the driving location of the vehicle to be one of general road, expressway, and downtown classified based on driving speed;
derive a DTE of the vehicle based on the determination; and
output the DTE of the vehicle through the display.
4. The vehicle of claim 1 , wherein the driving condition of the vehicle includes traffic conditions, and wherein the controller is configured to:
determine the traffic condition depending on degree of traffic jam;
derive a DTE of the vehicle based on the determination; and
output the DTE of the vehicle through the display.
5. The vehicle of claim 1 , wherein the controller is configured to:
determine the magnitude of the electrical load to be one of large electric load, normal electric load, and small electric load;
derive a DTE of the vehicle based on the determination; and
output the DTE of the vehicle through the display.
6. The vehicle of claim 1 , wherein the driving condition of the vehicle includes information regarding geographical features around the vehicle while the vehicle is being driven, and wherein the controller is configured to:
determine the information regarding geographical features around the vehicle while the vehicle is being driven, to be one of uphill, flat road, and downhill;
derive a DTE of the vehicle based on the determination; and
output the DTE of the vehicle through the display.
7. The vehicle of claim 1 , wherein the sensor is configured to detect a distance traveled by the vehicle, and the controller is configured to estimate the driving condition of the vehicle based on the distance traveled by the vehicle detected by the sensor.
8. The vehicle of claim 1 , further comprising:
an image acquirer configured to obtain an image around the vehicle,
wherein the controller is configured to estimate the driving condition of the vehicle based on the image around the vehicle obtained by the image acquirer.
9. The vehicle of claim 1 , further comprising:
a communication unit configured to receive location information of the vehicle,
wherein the controller is configured to estimate a driving condition of the vehicle based on the location information of the vehicle.
10. The vehicle of claim 1 , wherein the power source includes a battery configured to supply electric energy to the vehicle.
11. A method for controlling a vehicle, comprising:
supplying, by a power source, power to the vehicle,
detecting, by a sensor, a driving condition of the vehicle;
storing, by a controller, cumulative information regarding a cumulative distance traveled by the vehicle corresponding to each of past driving conditions of the vehicle;
deriving, by the controller, cumulative weights of the cumulative information based on respective frequencies of the past driving conditions of the vehicle;
estimating, by a controller, a distance to empty (DTE) of the vehicle based on the cumulative information, the cumulative weight, the driving condition of the vehicle and the power; and
outputting, by the controller, the DTE of the vehicle,
wherein the driving condition of the vehicle includes a magnitude of an electrical load generated while the vehicle is traveling, and the electrical load excludes an electrical load for driving wheels of the vehicle.
12. The method of claim 11 , further comprising:
storing, by the controller, a reference value of the DTE of the vehicle corresponding to a predetermined driving condition of the vehicle; and
estimating, by the controller, the DTE of the vehicle based on the reference value, the cumulative information, the driving condition of the vehicle, and the power.
13. The method of claim 11 , wherein the driving condition of the vehicle includes driving locations of the vehicle, and wherein the estimating of the DTE of the vehicle includes:
determining, by the controller, the driving location of the vehicle to be one of general road, expressway, and downtown classified based on driving speed; and
deriving, by the controller, a DTE of the vehicle based on the determination.
14. The method of claim 11 , wherein the driving condition of the vehicle includes traffic conditions, and wherein the estimating of the DTE of the vehicle includes:
determining, by the controller, the traffic condition depending on degree of traffic jam; and
deriving, by the controller, a DTE of the vehicle based on the determination.
15. The method of claim 11 , wherein the estimating of the DTE of the vehicle includes:
determining, by the controller, the magnitude of the electrical load to be one of large electric load, normal electric load, and small electric load; and
deriving, by the controller, a DTE of the vehicle based on the determination.
16. The method of claim 11 , wherein the driving condition of the vehicle includes information regarding geographical features around the vehicle while the vehicle is being driven, and wherein the estimating of the DTE of the vehicle includes:
determining, by the controller, the information about geographical features regarding the vehicle while the vehicle is being driven, to be one of uphill, flat road, and downhill; and
deriving, by the controller, a DTE of the vehicle based on the determination.
17. The method of claim 11 , wherein the detecting of a driving condition of the vehicle includes:
detecting, by the controller, a distance traveled by the vehicle; and
estimating, by the controller, the driving condition of the vehicle based on the distance traveled by the vehicle.
18. The method of claim 11 , wherein the detecting of a driving condition of the vehicle includes:
obtaining, by an image acquirer, an image around the vehicle; and
estimating, by the controller, the driving condition of the vehicle based on the image around the vehicle.
19. The method of claim 11 , further comprising:
receiving, by the controller, location information of the vehicle; and
estimating, by the controller, a driving condition of the vehicle based on the location information of the vehicle.